2018, Romania, Bulgaria
Paul Negoescu
2015, Bulgaria
Ivaylo Hristov
1999, Germany
Veit Helmer
2014, France
Thomas Salvador
2015, France
Pierre Léon
2017, Estonia, Netherlands, Poland
Rainer Sarnet
2008, Germany
2011, Germany, Russia, Kazakhstan
2018, Germany, Azerbaijan
2014, Hungary
Gábor Reisz
1998, Austria
Valentin Hitz
2016, Brazil
Cláudia Jouvin